CN110701249B - Parallel type dual-redundancy electric steering engine based on overrunning clutch - Google Patents
Parallel type dual-redundancy electric steering engine based on overrunning clutch Download PDFInfo
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- CN110701249B CN110701249B CN201910794310.8A CN201910794310A CN110701249B CN 110701249 B CN110701249 B CN 110701249B CN 201910794310 A CN201910794310 A CN 201910794310A CN 110701249 B CN110701249 B CN 110701249B
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- way clutch
- servo motor
- output shaft
- reduction transmission
- position sensor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/20—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members
- F16H1/22—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C13/00—Control systems or transmitting systems for actuating flying-control surfaces, lift-increasing flaps, air brakes, or spoilers
- B64C13/24—Transmitting means
- B64C13/38—Transmitting means with power amplification
- B64C13/50—Transmitting means with power amplification using electrical energy
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Power Steering Mechanism (AREA)
Abstract
The invention belongs to an electric steering engine technology of a flight control system, and designs a parallel double-redundancy electric steering engine based on an overrunning clutch, which comprises a first servo motor (5), a second servo motor (19), three first one-way clutches (7), second one-way clutches (17) and third one-way clutches (12) which rotate clockwise and lock towards an output shaft, three fourth one-way clutches (6), fifth one-way clutches (18) and sixth one-way clutches (11) which rotate anticlockwise and lock towards the output shaft, four first speed reduction transmission mechanisms (8), second speed reduction transmission mechanisms (9), third speed reduction transmission mechanisms (15) and fourth speed reduction transmission mechanisms (16) which enable the rotation direction of the output shaft to be the same as that of a servo motor shaft, a first position sensor (13), a second position sensor (14) and an output shaft (10).
Description
Technical Field
The invention belongs to the electric steering engine technology of a flight control system, and particularly relates to a parallel dual-redundancy electric steering engine design based on an overrunning clutch.
Background
Fig. 1 is a structure of a conventional single-redundancy electric steering engine, which comprises a servo motor 1, a speed reduction transmission mechanism 2, an output shaft 3 and a position sensor 4. The working principle is as follows: the servo motor 1 receives a control instruction, the output shaft 3 is driven to move through the speed reduction transmission mechanism 2, the output shaft 3 is fixedly connected with the position sensor 4, and the position sensor 4 feeds back the position of the steering engine to enable the electric steering engine to stably follow the control instruction.
The traditional single-redundancy electric steering engine is only provided with a transmission path from a motor output shaft to a steering engine output shaft, a plurality of transmission parts such as a bearing, a gear and a screw rod are distributed on the transmission path, the fault of any one transmission part can cause the fault of the steering engine, a mechanical structure of a servo motor also has single points such as a motor stator and an armature, the fault can cause the failure of the motor, the fault of the steering engine is further caused, and the safety of a flight control system and an airplane is seriously influenced.
In conclusion, the conventional single-redundancy electric steering engine has a plurality of single points on a transmission path and a mechanical structure, and faults of any single point can cause failure of flight control and even failure of an airplane, so that the problem that the multi-redundancy electric steering engine is adopted to reduce the single points so as to avoid the problem needs to be considered, the safety and the reliability of the steering engine and a flight control system are improved, and the fault rate of the steering engine is reduced.
Disclosure of Invention
The purpose of the invention is:
a parallel dual-redundancy electric steering engine based on an overrunning clutch is designed, the safety and reliability of the electric steering engine are improved, and the failure rate of the steering engine is reduced.
The technical scheme of the invention is as follows:
the utility model provides a two redundancy electric steering engine of parallel based on freewheel clutch, includes:
a first servo motor 5, a second servo motor 19, three first one-way clutches 7, second one-way clutches 17 and third one-way clutches 12 facing the output shaft and locked by clockwise rotation, three fourth one-way clutches 6, fifth one-way clutches 18 and sixth one-way clutches 11 facing the output shaft and locked by anticlockwise rotation, four first speed reduction transmission mechanisms 8, second speed reduction transmission mechanisms 9, third speed reduction transmission mechanisms 15 and fourth speed reduction transmission mechanisms 16 enabling the rotation direction of the output shaft to be the same as the rotation direction of a servo motor shaft, a first position sensor 13, a second position sensor 14 and an output shaft 10;
the first servo motor 5 is connected with the fourth one-way clutch 6 and the first one-way clutch 7, the fourth one-way clutch 6 is connected with the second reduction transmission mechanism 9, the first one-way clutch 7 is connected with the first reduction transmission mechanism 8, the second reduction transmission mechanism 9 is connected with the third one-way clutch 12, the first reduction transmission mechanism 8 is connected with the sixth one-way clutch 11, the second servo motor 19 is connected with the second one-way clutch 17, the fifth one-way clutch 18 is connected with the third one-way clutch 18, the fifth one-way clutch 18 is connected with the third reduction transmission mechanism 15, the second one-way clutch 17 is connected with the fourth reduction transmission mechanism 16, the third reduction transmission mechanism 15 is connected with the third one-way clutch 12, the fourth reduction transmission mechanism 16 is connected with the sixth one-way clutch 11, the output shaft 10 is connected with the sixth one-way clutch 11, the third one-way clutch 12, the first position sensor 13 and the second position sensor 14.
The first servo motor 5 and the fourth one-way clutch 6 are in interference fit, the first servo motor 5 and the first one-way clutch 7 are in interference fit, the fourth one-way clutch 6 and the second speed reduction transmission mechanism 9 are in gear engagement, and the first one-way clutch 7 and the first speed reduction transmission mechanism 8 are in gear engagement.
The second reduction transmission mechanism 9 and the third one-way clutch 12 are in gear engagement, the first reduction transmission mechanism 8 and the sixth one-way clutch 11 are in gear engagement, the second servo motor 19 and the second one-way clutch 17 are in interference fit, and the second servo motor 19 and the fifth one-way clutch 18 are in interference fit.
The fifth one-way clutch 18 is in gear engagement with the third reduction transmission mechanism 15, the second one-way clutch 17 is in gear engagement with the fourth reduction transmission mechanism 16, the third reduction transmission mechanism 15 is in gear engagement with the third one-way clutch 12, and the fourth reduction transmission mechanism 16 is in gear engagement with the sixth one-way clutch 11.
The output shaft 10 and the sixth one-way clutch 11 are in interference fit, the output shaft 10 and the third one-way clutch 12 are in interference fit, the output shaft 10 is rigidly connected with the first position sensor 13, and the output shaft 10 is rigidly connected with the second position sensor 14.
Under the normal working condition, the first servo motor 5 and the second servo motor 19 rotate clockwise facing the output shaft and have the same rotating speed, the first one-way clutch 7, the second one-way clutch 17 and the sixth one-way clutch 11 are locked and are in a working state, the fourth one-way clutch 6, the fifth one-way clutch 18 and the third one-way clutch 12 are disengaged and are in an overrunning state, the output shaft 10 rotates clockwise, the output power is the sum of the power of the first servo motor 5 and the power of the second servo motor 19, and the first position sensor 13 and the second position sensor 14 feed back the position of the output shaft to form the command following of the position of the steering engine; when the first servo motor 5 and the second servo motor 19 rotate anticlockwise towards the output shaft and the rotating speeds are the same, the first one-way clutch 7, the second one-way clutch 17 and the sixth one-way clutch 11 are disengaged and are in an overrunning state, the fourth one-way clutch 6, the fifth one-way clutch 18 and the third one-way clutch 12 are locked and are in a working state, the output shaft 10 rotates anticlockwise, the output power is the sum of the power of the first servo motor 5 and the power of the second servo motor 19, and the position of the output shaft is fed back by the first position sensor 13 and the second position sensor 14 to form command following of the position of the steering engine.
Under the abnormal working condition, when the first servo motor 5 and the second servo motor 19 rotate clockwise facing the output shaft but the rotation speed of the second servo motor 19 is slower than that of the first servo motor 5, the first one-way clutch 7 and the sixth one-way clutch 11 are locked and are in the working state, the fourth one-way clutch 6, the third one-way clutch 12, the fifth one-way clutch 18 and the second one-way clutch 17 are disengaged and are in the overrunning state, the output shaft 10 rotates clockwise, the output power is the power of the first servo motor 5, and the first position sensor 13 and the second position sensor 14 feed back the position of the output shaft to form the command following of the position of the steering engine.
Under the abnormal working condition, when the first servo motor 5 and the second servo motor 19 rotate anticlockwise towards the output shaft but the rotation speed of the second servo motor 19 is slower than that of the first servo motor 5, the fourth one-way clutch 6 and the third one-way clutch 12 are locked and are in the working state, the first one-way clutch 7, the sixth one-way clutch 11, the fifth one-way clutch 18 and the second one-way clutch 17 are disengaged and are in the overrunning state, the output shaft 10 rotates anticlockwise, the output power is the power of the first servo motor 5, and the first position sensor 13 and the second position sensor 14 feed back the position of the output shaft to form the command following of the position of the steering engine.
Under the abnormal working condition, when the first servo motor 5 and the second servo motor 19 rotate clockwise facing the output shaft but the rotation speed of the first servo motor 5 is slower than that of the second servo motor 19, the sixth one-way clutch 11 and the second one-way clutch 17 are locked and are in the working state, the first one-way clutch 7, the fourth one-way clutch 6, the third one-way clutch 12 and the fifth one-way clutch 18 are disengaged and are in the overrunning state, the output shaft 10 rotates clockwise, the output power is the power of the second servo motor 19, and the first position sensor 13 and the second position sensor 14 feed back the position of the output shaft to form the command following of the position of the steering engine.
Under abnormal working conditions, when the first servo motor 5 and the second servo motor 19 rotate counterclockwise facing the output shaft but the rotating speed of the first servo motor 5 is slower than that of the second servo motor 19, the third one-way clutch 12 and the fifth one-way clutch 18 are locked and are in a working state, the first one-way clutch 7, the fourth one-way clutch 6, the sixth one-way clutch 11 and the second one-way clutch 17 are disengaged and are in an overrunning state, the output shaft 10 rotates counterclockwise, the output power is the power of the second servo motor 19, and the first position sensor 13 and the second position sensor 14 feed back the position of the output shaft to form instruction following of the position of the steering engine.
The invention has the beneficial effects that:
the electric steering engine has the advantages of simple structure, high reliability and good maintainability, has the capabilities of fault self-detection and fault reconstruction, can realize the mechanical/electrical one-time fault-working capability, and can still realize the following of the steering engine position and a control instruction by controlling the other redundancy after one redundancy of the electric steering engine fails.
Drawings
Fig. 1 is a structure of a driving single-redundancy electric steering engine.
FIG. 2 shows the structure of the parallel dual-redundancy electric steering engine of the present invention.
Detailed Description
A parallel type dual-redundancy electric steering engine based on an overrunning clutch is shown in figure 2 and comprises:
the servo motor comprises a first servo motor 5, a second servo motor 19, three first one-way clutches 7, second one-way clutches 17 and third one-way clutches 12 facing the output shaft and rotating and locking clockwise, three fourth one-way clutches 6, fifth one-way clutches 18 and sixth one-way clutches 11 facing the output shaft and rotating and locking anticlockwise, four first speed reduction transmission mechanisms 8, second speed reduction transmission mechanisms 9, third speed reduction transmission mechanisms 15 and fourth speed reduction transmission mechanisms 16 enabling the rotation direction of the output shaft to be the same as the rotation direction of a servo motor shaft, a first position sensor 13, a second position sensor 14 and an output shaft 10. The first servo motor 5 is connected with the fourth one-way clutch 6, the first one-way clutch 7 is connected, the fourth one-way clutch 6 is connected with the second reduction transmission mechanism 9, the first one-way clutch 7 is connected with the first reduction transmission mechanism 8, the second reduction transmission mechanism 9 is connected with the third one-way clutch 12, the first reduction transmission mechanism 8 is connected with the sixth one-way clutch 11, the second servo motor 19 is connected with the second one-way clutch 17, the fifth one-way clutch 18 is connected with the third reduction transmission mechanism 15, the second one-way clutch 17 is connected with the fourth reduction transmission mechanism 16, the third reduction transmission mechanism 15 is connected with the third one-way clutch 12, the fourth reduction transmission mechanism 16 is connected with the third one-way clutch 12, the output shaft 10 is connected with the sixth one-way clutch 11, the third one-way clutch 12, the first position sensor 13 and the second position sensor 14.
The first servo motor 5 and the fourth one-way clutch 6 are in interference fit, the first servo motor 5 and the first one-way clutch 7 are in interference fit, the fourth one-way clutch 6 and the second speed reduction transmission mechanism 9 are in gear engagement, and the first one-way clutch 7 and the first speed reduction transmission mechanism 8 are in gear engagement. The second reduction transmission mechanism 9 is in gear engagement with the third one-way clutch 12, the first reduction transmission mechanism 8 is in gear engagement with the sixth one-way clutch 11, the second servo motor 19 and the second one-way clutch 17 are in interference fit, and the second servo motor 19 and the fifth one-way clutch 18 are in interference fit. The fifth one-way clutch 18 is in gear engagement with the third reduction transmission mechanism 15, the second one-way clutch 17 is in gear engagement with the fourth reduction transmission mechanism 16, the third reduction transmission mechanism 15 is in gear engagement with the third one-way clutch 12, and the fourth reduction transmission mechanism 16 is in gear engagement with the sixth one-way clutch 11. The output shaft 10 and the sixth one-way clutch 11 are in interference fit, the output shaft 10 and the third one-way clutch 12 are in interference fit, the output shaft 10 is rigidly connected with the first position sensor 13, and the output shaft 10 is rigidly connected with the second position sensor 14.
The working principle is as follows: under the normal working condition, the first servo motor 5 and the second servo motor 19 rotate clockwise facing the output shaft and have the same rotating speed, the first one-way clutch 7, the second one-way clutch 17 and the sixth one-way clutch 11 are locked and are in a working state, the fourth one-way clutch 6, the fifth one-way clutch 18 and the third one-way clutch 12 are disengaged and are in an overrunning state, the output shaft 10 rotates clockwise, the output power is the sum of the power of the first servo motor 5 and the power of the second servo motor 19, and the first position sensor 13 and the second position sensor 14 feed back the position of the output shaft to form the command following of the position of the steering engine; when the first servo motor 5 and the second servo motor 19 rotate anticlockwise towards the output shaft and the rotating speeds are the same, the first one-way clutch 7, the second one-way clutch 17 and the sixth one-way clutch 11 are disengaged and are in an overrunning state, the fourth one-way clutch 6, the fifth one-way clutch 18 and the third one-way clutch 12 are locked and are in a working state, the output shaft 10 rotates anticlockwise, the output power is the sum of the power of the first servo motor 5 and the power of the second servo motor 19, and the position of the output shaft is fed back by the first position sensor 13 and the second position sensor 14 to form command following of the position of the steering engine.
Under the abnormal working condition, when the first servo motor 5 and the second servo motor 19 rotate clockwise facing the output shaft but the rotation speed of the second servo motor 19 is slower than that of the first servo motor 5, the first one-way clutch 7 and the sixth one-way clutch 11 are locked and are in the working state, the fourth one-way clutch 6, the third one-way clutch 12, the fifth one-way clutch 18 and the second one-way clutch 17 are disengaged and are in the overrunning state, the output shaft 10 rotates clockwise, the output power is the power of the first servo motor 5, and the first position sensor 13 and the second position sensor 14 feed back the position of the output shaft to form the command following of the position of the steering engine; when the first servo motor 5 and the second servo motor 19 rotate anticlockwise facing the output shaft but the rotation speed of the second servo motor 19 is slower than that of the first servo motor 5, the fourth one-way clutch 6 and the third one-way clutch 12 are locked and are in a working state, the first one-way clutch 7, the sixth one-way clutch 11, the fifth one-way clutch 18 and the second one-way clutch 17 are disengaged and are in an overrunning state, the output shaft 10 rotates anticlockwise, the output power is the power of the first servo motor 5, and the first position sensor 13 and the second position sensor 14 feed back the position of the output shaft to form command following of the position of the steering engine;
when the first servo motor 5 and the second servo motor 19 rotate clockwise facing the output shaft but the rotating speed of the first servo motor 5 is slower than that of the second servo motor 19, the sixth one-way clutch 11 and the second one-way clutch 17 are locked and are in a working state, the first one-way clutch 7, the fourth one-way clutch 6, the third one-way clutch 12 and the fifth one-way clutch 18 are disengaged and are in an overrunning state, the output shaft 10 rotates clockwise, the output power is the power of the second servo motor 19, and the first position sensor 13 and the second position sensor 14 feed back the position of the output shaft to form command following of the position of the steering engine; when the first servo motor 5 and the second servo motor 19 rotate counterclockwise facing the output shaft but the rotation speed of the first servo motor 5 is slower than that of the second servo motor 19, the third one-way clutch 12 and the fifth one-way clutch 18 are locked and are in a working state, the first one-way clutch 7, the fourth one-way clutch 6, the sixth one-way clutch 11 and the second one-way clutch 17 are disengaged and are in an overrunning state, the output shaft 10 rotates counterclockwise, the output power is the power of the second servo motor 19, and the first position sensor 13 and the second position sensor 14 feed back the position of the output shaft to form instruction following of the position of the steering engine.
Claims (9)
1. The utility model provides a two redundancy electric steering engine of parallel based on freewheel clutch which characterized in that includes:
the servo motor comprises a first servo motor (5), a second servo motor (19), three first one-way clutches (7), second one-way clutches (17) and third one-way clutches (12) which face an output shaft to rotate clockwise for locking, three fourth one-way clutches (6), fifth one-way clutches (18) and sixth one-way clutches (11) which face an output shaft to rotate anticlockwise for locking, four first speed reduction transmission mechanisms (8), second speed reduction transmission mechanisms (9), third speed reduction transmission mechanisms (15) and fourth speed reduction transmission mechanisms (16) which enable the rotation direction of the output shaft to be identical to the rotation direction of a servo motor shaft, a first position sensor (13), a second position sensor (14) and an output shaft (10);
the first servo motor (5) is connected with a fourth one-way clutch (6) and a first one-way clutch (7), the fourth one-way clutch (6) is connected with a second speed reduction transmission mechanism (9), the first one-way clutch (7) is connected with a first speed reduction transmission mechanism (8), the second speed reduction transmission mechanism (9) is connected with a third one-way clutch (12), the first speed reduction transmission mechanism (8) is connected with a sixth one-way clutch (11), a second servo motor (19) is connected with a second one-way clutch (17), a fifth one-way clutch (18) is connected, the fifth one-way clutch (18) is connected with a third speed reduction transmission mechanism (15), the second one-way clutch (17) is connected with a fourth speed reduction transmission mechanism (16), the third speed reduction transmission mechanism (15) is connected with a third one-way clutch (12), the fourth speed reduction transmission mechanism (16) is connected with the sixth one-way clutch (11), an output shaft (10) is connected with the sixth one-way clutch (11), the third one-way clutch (12), a second position sensor (13) and a second position sensor (13);
the first servo motor (5) and the fourth one-way clutch (6) are in interference fit, the first servo motor (5) and the first one-way clutch (7) are in interference fit, the fourth one-way clutch (6) and the second speed reduction transmission mechanism (9) are in gear engagement, and the first one-way clutch (7) and the first speed reduction transmission mechanism (8) are in gear engagement.
2. A parallel dual-redundancy electric steering engine based on overrunning clutches as claimed in claim 1,
the second reduction transmission mechanism (9) is in gear engagement with the third one-way clutch (12), the first reduction transmission mechanism (8) is in gear engagement with the sixth one-way clutch (11), the second servo motor (19) and the second one-way clutch (17) are in interference assembly, and the second servo motor (19) and the fifth one-way clutch (18) are in interference assembly.
3. A parallel dual-redundancy electric steering engine based on overrunning clutches as claimed in claim 1,
the fifth one-way clutch (18) is in gear engagement with the third speed reduction transmission mechanism (15), the second one-way clutch (17) is in gear engagement with the fourth speed reduction transmission mechanism (16), the third speed reduction transmission mechanism (15) is in gear engagement with the third one-way clutch (12), and the fourth speed reduction transmission mechanism (16) is in gear engagement with the sixth one-way clutch (11).
4. A parallel dual-redundancy electric steering engine based on overrunning clutches as claimed in claim 1,
the output shaft (10) and the sixth one-way clutch (11) are in interference fit, the output shaft (10) and the third one-way clutch (12) are in interference fit, the output shaft (10) is rigidly connected with the first position sensor (13), and the output shaft (10) is rigidly connected with the second position sensor (14).
5. A parallel dual-redundancy electric steering engine based on overrunning clutches as claimed in claim 1,
under the normal working condition, a first servo motor (5) and a second servo motor (19) rotate clockwise facing an output shaft and have the same rotating speed, a first one-way clutch (7), a second one-way clutch (17) and a sixth one-way clutch (11) are locked and are in a working state, a fourth one-way clutch (6), a fifth one-way clutch (18) and a third one-way clutch (12) are disengaged and are in an overrunning state, the output shaft (10) rotates clockwise, the output power is the sum of the power of the first servo motor (5) and the power of the second servo motor (19), and a first position sensor (13) and a second position sensor (14) feed back the position of the output shaft to form instruction following of the position of a steering engine; when the first servo motor (5) and the second servo motor (19) rotate anticlockwise towards the output shaft and rotate at the same speed, the first one-way clutch (7), the second one-way clutch (17) and the sixth one-way clutch (11) are disengaged and are in an overrunning state, the fourth one-way clutch (6), the fifth one-way clutch (18) and the third one-way clutch (12) are locked and are in a working state, the output shaft (10) rotates anticlockwise, the output power is the sum of the power of the first servo motor (5) and the power of the second servo motor (19), and the first position sensor (13) and the second position sensor (14) feed back the position of the output shaft to form instruction following of the position of the steering engine.
6. A parallel dual-redundancy electric steering engine based on overrunning clutches as claimed in claim 1,
under the abnormal working condition, when the first servo motor (5) and the second servo motor (19) rotate clockwise facing the output shaft but the rotation speed of the second servo motor (19) is slower than that of the first servo motor (5), the first one-way clutch (7) and the sixth one-way clutch (11) are locked and are in a working state, the fourth one-way clutch (6), the third one-way clutch (12), the fifth one-way clutch (18) and the second one-way clutch (17) are disengaged and are in an overrunning state, the output shaft (10) rotates clockwise, the output power is the power of the first servo motor (5), and the first position sensor (13) and the second position sensor (14) feed back the position of the output shaft to form command following of the position of a steering engine.
7. A parallel dual-redundancy electric steering engine based on overrunning clutches as claimed in claim 1,
under the abnormal working condition, when the first servo motor (5) and the second servo motor (19) rotate anticlockwise towards the output shaft but the rotating speed of the second servo motor (19) is slower than that of the first servo motor (5), the fourth one-way clutch (6) and the third one-way clutch (12) are locked and are in the working state, the first one-way clutch (7), the sixth one-way clutch (11), the fifth one-way clutch (18) and the second one-way clutch (17) are disengaged and are in the overrunning state, the output shaft (10) rotates anticlockwise, the output power is the power of the first servo motor (5), and the first position sensor (13) and the second position sensor (14) feed back the positions of the output shaft to form instruction follow of the position of a steering engine.
8. A parallel dual-redundancy electric steering engine based on overrunning clutches as claimed in claim 1,
under the abnormal working condition, when the first servo motor (5) and the second servo motor (19) rotate clockwise facing the output shaft but the rotating speed of the first servo motor (5) is slower than that of the second servo motor (19), the sixth one-way clutch (11) and the second one-way clutch (17) are locked and are in the working state, the first one-way clutch (7), the fourth one-way clutch (6), the third one-way clutch (12) and the fifth one-way clutch (18) are disengaged and are in the overrunning state, the output shaft (10) rotates clockwise, the output power is the power of the second servo motor (19), and the first position sensor (13) and the second position sensor (14) feed back the position of the output shaft to form the command following of the position of the steering engine.
9. A parallel dual-redundancy electric steering engine based on overrunning clutches as claimed in claim 1,
under the abnormal working condition, when the first servo motor (5) and the second servo motor (19) face the output shaft to rotate anticlockwise but the rotating speed of the first servo motor (5) is lower than that of the second servo motor (19), the third one-way clutch (12) and the fifth one-way clutch (18) are locked and are in a working state, the first one-way clutch (7), the fourth one-way clutch (6), the sixth one-way clutch (11) and the second one-way clutch (17) are disengaged and are in an overrunning state, the output shaft (10) rotates anticlockwise, the output power is the power of the second servo motor (19), and the first position sensor (13) and the second position sensor (14) feed back the position of the output shaft to form command following of the position of a steering engine.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910794310.8A CN110701249B (en) | 2019-08-27 | 2019-08-27 | Parallel type dual-redundancy electric steering engine based on overrunning clutch |
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| CN201910794310.8A CN110701249B (en) | 2019-08-27 | 2019-08-27 | Parallel type dual-redundancy electric steering engine based on overrunning clutch |
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| CN110701249B true CN110701249B (en) | 2022-11-22 |
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| CN111694271B (en) * | 2020-07-15 | 2022-02-01 | 中国核动力研究设计院 | Redundancy fault-tolerant control system and method based on distributed control system |
| RU2750811C1 (en) * | 2020-11-13 | 2021-07-05 | Общество с ограниченной ответственностью "ВР-Технологии" | Redundant follower electric drive |
| CN113716022A (en) * | 2021-08-26 | 2021-11-30 | 航天时代飞鹏有限公司 | Electric redundancy electric steering engine |
| EP4275936A1 (en) * | 2022-05-13 | 2023-11-15 | Goodrich Actuation Systems Limited | Dual motor drive system for actuator |
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| CN108408060A (en) * | 2017-02-09 | 2018-08-17 | 朗星无人机系统有限公司 | A kind of unmanned plane oil electric mixed dynamic coupled system |
| CN107327544A (en) * | 2017-08-31 | 2017-11-07 | 安徽理工大学 | It is a kind of to move back and forth the nested type planetary reduction gear for being converted to one-way movement |
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2019
- 2019-08-27 CN CN201910794310.8A patent/CN110701249B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103375549A (en) * | 2012-04-20 | 2013-10-30 | 山东金鹏石化设备有限公司 | Two-speed reducer |
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